Question

(x - y)3 + (y - z)3 + (z -x)3 ​

Answer 1

Answer

= 3

Step-by-step explanation:

(x-y)3+(y-z)3+(z-x)3

(3x-3y)+(3y-3z)+(3z-3x)

3{(x-y)+(y-z)+(z-x)}

3(x-y+y-z+z-x)

=3